package StudyCode.summary.mycollection;

/**
 * 版权所有 科技与人文(www.tah1986.com)
 */
public class ConvertStringAsBinByteArray {
	private static byte[] asBin(String src) {
		if (src.length() < 1)
			return null;
		byte[] encrypted = new byte[src.length() / 2];
		for (int i = 0; i < src.length() / 2; i++) {
			int high = Integer.parseInt(src.substring(i * 2, i * 2 + 1), 16);
			int low = Integer.parseInt(src.substring(i * 2 + 1, i * 2 + 2),
					16);
			encrypted[i] = (byte) (high * 16 + low);
		}
		return encrypted;
	}
}
